<Window x:Class="GeometryDemo.MainWindow"

xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

Title="MainWindow" Height="876.866" Width="686.194">

<Window.Resources>

<GeometryGroup x:Key="Geometry">

<EllipseGeometry Center="100,100" RadiusX="50" RadiusY="20"></EllipseGeometry>

<RectangleGeometry Rect="100,100 120,120" ></RectangleGeometry>

</GeometryGroup>

</Window.Resources>

<Grid>

<Grid.RowDefinitions>

<RowDefinition></RowDefinition>

<RowDefinition></RowDefinition>

<RowDefinition></RowDefinition>

</Grid.RowDefinitions>

<Path Stroke="Green" Fill="Yellow" Data="{StaticResource Geometry}">

</Path>

<Path Grid.Row="1" Stroke="Green" Fill="Red" Data="{StaticResource Geometry}">

</Path>

</Grid>

</Window>